Noise canceller



FIG. 1 is a perspective view of a noise canceller showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof, a bottom plan view thereof being a mirror image;

FIG. 7 is a reduced perspective view, showing a using condition;

FIG. 8 is a reference right side elevational view thereof, showing a line IX—IX; and,

FIG. 9 is a reference cross sectional view thereof, taken along the line IX—IX, shown in FIG. 8.

The broken lines showing of the envirornment are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a noise canceller, as shown and described. 